Base for fishing tip up



FIG. 1 is a perspective view of the base for fishing tip up, the dashed lines being for illustrative purposes and not forming part of the claimed design;

FIG. 2 is a top plan view of the base for fishing tip up;

FIG. 3 is a front elevational view of the base for fishing tip up;

FIG. 4 is a rear elevational view of the base for fishing tip up;

FIG. 5 is a bottom plan view of the base for fishing tip up;

FIG. 6 is a view in section taken along lines 6--6 of FIG. 5; and,

FIG. 7 is a side elevational view of one side thereof, the other side being identical. 

The ornamental design for the base for fishing tip up, as shown and described. 